Respuesta :

Answer:

Step-by-step explanation:

sec x( cotx + cos x )= csc x+ 1

1/cos x( cosx/ sinx +cosx) = csc x+ 1

1/cosx ( cosx +  sinxcosx/sinx) = csc x+ 1

1/cosx( cosx) ( 1+sinx/sinx) = csc x+ 1

1(1/sinx+1) = csc x+ 1

cscx +1= = csc x+ 1